Finding the Third Proportional to 80,105,200 and 164,456,980

Step by Step Solution

1. Step 1: Write the proportion equation
   80,105,200 : 164,456,980 = 164,456,980 : x
2. Step 2: Convert to fraction form
   80,105,200/164,456,980 = 164,456,980/x
3. Step 3: Cross multiply
   80,105,200x = 164,456,980 × 164,456,980
4. Step 4: Simplify right side
   80,105,200x = 27,046,098,270,720,400
5. Step 5: Solve for x
   x = 27,046,098,270,720,400/80,105,200
6. Step 6: Final answer
   x = 337,632,241.99